我国原油对外依存度逐年飙高。近日行业机构预测，2011年我国石油对外依存度可能超

药物制剂的最稳定pH

A．E
B．k
C．pHm
D．t1/2
E．t0.9

下列关于电子邮件的说法中错误的是______。

A．发件人必须有自己的E—mail帐户

B．必须知道收件人的E-mail地址

C．收件人必须有自己的邮政编码

D．可使用Outlook Express管理联系人信息

患者女性，40岁，以“双手遇冷发白、疼痛3年伴乏力3个月”来诊，不考虑的检查是

A．血常规
B．尿常规
C．血抗核抗体检测
D．HLA-B₂₇测定
E．胸CT

私はよく友だち（）ピンポンをします。

A.が

B.の

C.に

D.と

Euthanasia has been a topic of controversy in Europe since at least 1936. On an average of six times a day, a doctor in Holland practices "active" euthanasia: (1) administering a lethal drug to a (2) ill patient who has asked to be relieved (3) suffering. Twenty times a day, life prolonging treatment is withheld or withdrawn (4) there is no hope that it can (5) an ultimate cure. "Active" euthanasia remains a crime on the Dutch statute books, punishable (6) 12 years in prison. But a series of court cases over the past 15 years has made it clear that a competent physician who (7) it out will not be prosecuted.

Euthanasia, often called "mercy killing", is a crime everywhere in Western Europe. (8) more and more doctors and nurses in Britain, Germany, Holland and elsewhere readily (9) to practicing it, most often in the "passive" form of withholding or withdrawing (10) The long simmering euthanasia issue has lately (11) into a sometimes fierce public debate, (12) both sides claiming the mantle of ultimate righteousness. Those (13) to the practice see themselves (14) sacred principles of respect for life, (15) those in favor raise the banner of humane treatment. After years (16) the defensive, the advocates now seem to be (17) ground. Recent polls in Britain show that 72 percent of British (18) favor euthanasia in some circumstances. An astonishing 76 percent of (19) to a poll taken late last year in France said they would like the law changed to (20) mercy killings. Obviously, pressure groups favoring euthanasia and "assisted suicide" have grown steadily in Europe over the years.

8（）

A.Because

B.Hence

C.And

D.But